function Pucch1Spread(cellParams,cellData)
    N_PUCCH1_SF_m = cellParams.pucch1.L1.N_PUCCH1_SF_m;

    for i = 1:length(N_PUCCH1_SF_m)
        nSF = N_PUCCH1_SF_m(i);
        if nSF == 1
            orthSequence = 0;
        else if nSF == 2
            orthSequence = [0,0;
                            0,1];
        else if nSF == 3
            orthSequence = [0,0,0;
                            0,1,2;
                            0,2,1];
        else if nSF == 4
            orthSequence = [0,0,0,0;
                            0,2,0,2;
                            0,0,2,2;
                            0,2,2,0];
        else if nSF == 5
            orthSequence = [0,0,0,0,0;
                            0,1,2,3,4;
                            0,2,4,1,3;
                            0,3,1,4,2;
                            0,4,3,2,1];
        else if nSF == 6
            orthSequence = [0,0,0,0,0,0;
                            0,1,2,3,4,5;
                            0,2,4,0,2,4;
                            0,3,0,3,0,3;
                            0,4,2,0,4,2;
                            0,5,4,3,2,1];
        else if nSF == 7
            orthSequence = [0,0,0,0,0,0,0;
                            0,1,2,3,4,5,6;
                            0,2,4,6,1,3,5;
                            0,3,6,2,5,1,4;
                            0,4,1,5,2,6,3;
                            0,5,3,1,6,4,2;
                            0,6,5,4,3,2,1];
        end

        cellData.pucch1.L1.spreadAlpha(i) = exp(1j*2*pi*orthSequence/nSF);
    end

end